Wells Lamont Synthetic Leather Work Gloves, High Dexterity,&nbsp;Small&nbsp;(7708S) Palm: 60% nylon, 40% polyurethane. Back: 96% polyester, 4% spandex. Insulation: 100% polyurethane foam. Thumb back: 80% cotton, 20% polyester. Imported Protects your hands while youre hard at work. Synthetic leather palm for extra durability and stretch fit spandex back for a comfortable fit. Adjustable wrist keeps out dirt and debris. Machine Washable. Wells Lamont - Stubborn About Quality since 1907.